TY - JOUR T1 - On the Use of the Reflection Grating in Eclipse Photography JF - Proceedings of the Royal Society of London (1854-1905) VL - 27 SP - 107 EP - 108 PY - 1878/01/01/ UR - http://dx.doi.org/10.1098/rspl.1878.0024 M3 - doi:10.1098/rspl.1878.0024 AU - Lockyer, J. ER -